Senior Software Engineer, iOS

Duolingo

New York City, NY, US
  • Job Type: Full-Time
  • Function: Engineering Software
  • Post Date: 02/07/2021
  • Website: duolingo.com
  • Company Address: 5900 Penn Ave, Pittsburgh, PA, 15206

About Duolingo

Duolingo is the world’s most popular way to learn a language. Our mission is to make education free and accessible to all.

Job Description

Duolingo software engineers develop next-generation education technology that changes how over 300 million people around the world learn. We’re looking for engineers who bring fresh ideas from all areas in computer science, including natural language processing, machine learning, large-scale system design, and iOS & Android mobile app development. As an iOS software engineer, you will work on a specific project critical to Duolingo’s needs, with opportunities to switch teams and projects as our fast-paced startup grows and evolves. You will develop applications primarily in Objective-C and Swift. We need our engineers to be versatile, display leadership qualities and be enthusiastic to tackle new problems across the full-stack as we continue to innovate.

RESPONSIBILITIES

  • Collaborate on software projects with product design and backend aspects
  • Develop, release, and maintain native iOS applications
  • Manage individual project priorities, deadlines and deliverables
REQUIREMENTS
  • A Bachelor’s degree in Computer Science or related technical field
  • A solid foundation in computer science with strong competencies in data structures, algorithms, and software design
  • Programming experience in Swift
  • Ability to travel to Duolingo's Pittsburgh, PA headquarters every quarter
EXCEPTIONAL CANDIDATES WILL HAVE
  • 5 years of programming experience in either Objective-C or Swift
  • Strong technical knowledge of iOS mobile application development for iPhone/iPad using Objective-C/Swift with Cocoa Touch and related frameworks
  • Experience designing clean and maintainable APIs
  • Experience with multithreaded programming
  • Experience writing unit tests and testable code
  • Knowledge of iOS SDK performance tools and optimization techniques

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Disclaimer: Local Candidates Only
This company does NOT accept candidates from outside recruiting firms. Agency contacts are not welcome.